5155780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{5261}}^1$

素因数の和:5284

約数の個数: 36

約数和(自身を含む): 12597228

約数和(自身を除く): 7441448

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 5261, 10522, 21044, 26305, 36827, 52610, 73654, 105220, 147308, 184135, 257789, 368270, 515578, 736540, 1031156, 1288945, 2577890, 5155780]

約数ペア:

[(1, 5155780), (2, 2577890), (4, 1288945), (5, 1031156), (7, 736540), (10, 515578), (14, 368270), (20, 257789), (28, 184135), (35, 147308), (49, 105220), (70, 73654), (98, 52610), (140, 36827), (196, 26305), (245, 21044), (490, 10522), (980, 5261)]